Universal Signal
No. No, Universal Signal is not sulfate-free.
It lists Sodium Lauryl Sulfate.
- Sodium Lauryl Sulfate
Why
Sulfates are foaming cleansers such as Sodium Lauryl Sulfate and Sodium Laureth Sulfate. Mineral salts like Magnesium Sulfate are not cleansers and do not count.
No, Universal Signal is not sulfate-free. It lists Sodium Lauryl Sulfate.
This is not a safety warning. It is a label fact, useful if you avoid this group on purpose.
Full ingredient list
Fluore De Sodium 1450 Ppm, Aqua, Hydrogenated Starch, Hydrolysate Hydrated Silicia, PEG-32, Sodium Lauryl Sulfate, Aroma, Cellulose Gum, Benzyl Alcohol, Sodium Fluiride, Sodium Sacharin, Limone, Cl42051, Cl06789l.
Highlighted names triggered a “No” on one of the six checks. Underlined names open the ingredient dictionary. Source list as recorded on Open Beauty Facts.
Sulfate-free toothpastes instead
Data: Open Beauty Facts, community database, ODbL license. Last checked 26 Aug 2026. Barcode 8718114436395.